US6920816B2 - Vertical saw machine - Google Patents

Vertical saw machine Download PDF

Info

Publication number
US6920816B2
US6920816B2 US10/194,020 US19402002A US6920816B2 US 6920816 B2 US6920816 B2 US 6920816B2 US 19402002 A US19402002 A US 19402002A US 6920816 B2 US6920816 B2 US 6920816B2
Authority
US
United States
Prior art keywords
column
axis
support
centerline
wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
US10/194,020
Other languages
English (en)
Other versions
US20030209124A1 (en
Inventor
Pei-Lieh Chiang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUI CHUAN LIAO
Original Assignee
HUI CHUAN LIAO
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HUI CHUAN LIAO filed Critical HUI CHUAN LIAO
Publication of US20030209124A1 publication Critical patent/US20030209124A1/en
Assigned to HUI CHUAN LIAO reassignment HUI CHUAN LIAO ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHIANG, PEI LIEH
Application granted granted Critical
Publication of US6920816B2 publication Critical patent/US6920816B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D53/00—Machines or devices for sawing with strap saw-blades which are effectively endless in use, e.g. for contour cutting
    • B23D53/02—Machines or devices for sawing with strap saw-blades which are effectively endless in use, e.g. for contour cutting with stationarily-mounted wheels, i.e. during sawing carrying the strap
    • B23D53/023—Arrangements for tilting the head carrying the saw wheels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/707—By endless band or chain knife
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/707—By endless band or chain knife
    • Y10T83/7195—Including means to adjust relationship between band and work-support surface
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/707—By endless band or chain knife
    • Y10T83/7195—Including means to adjust relationship between band and work-support surface
    • Y10T83/7201—By varying angle between band and work-support surface
    • Y10T83/7208—By tilting band carrier
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/707—By endless band or chain knife
    • Y10T83/7195—Including means to adjust relationship between band and work-support surface
    • Y10T83/7201—By varying angle between band and work-support surface
    • Y10T83/7208—By tilting band carrier
    • Y10T83/7214—About point of intersection of cutting span and work-support surface

Definitions

  • This invention relates to a vertical saw machine, more particularly to a vertical saw machine with a column which is turnable between normal and inclined positions to adjust an angle of the column relative to a table.
  • a conventional vertical band saw machine 10 is shown to include a column 11 with upper and lower supports 111 , 112 which are spaced apart from each other to confine a working space 113 therebetween.
  • a table 13 includes a horizontal support wall for supporting a workpiece, and extends into the working space 113 .
  • An endless band saw blade 12 is trained on two blade mounting pulleys (not shown) mounted on the upper and lower supports 111 , 112 so as to form an endless route, and has a front segment which intersects the horizontal support wall of the table 13 with an included angle therebetween.
  • An adjustment member 131 is operated to adjust the included angle as desired so as to adjust an angle of the workpiece supported on the horizontal support wall relative to the front segment of the saw blade 12 .
  • the workpiece supported on the table 13 may tilt and slide down during sawing operation so that the operator needs to steady the workpiece, which is inconvenient.
  • the object of the present invention is to provide a vertical saw machine in which an included angle of a saw blade relative to a table can be adjusted without the need to tilt the table.
  • the vertical saw machine comprises a column which includes a rear body with upper and lower ends opposite to each other in a longitudinal direction, and upper and lower supports that respectively extend from the upper and lower ends forwardly and in a first direction transverse to the longitudinal direction, and that are spaced apart from each other in the longitudinal direction to confine a working space therebetween.
  • a motor has an output shaft to deliver a drive force.
  • a saw blade is driven by the drive force of the output shaft, and has a sawing portion which is running along a running route that is spaced apart from the rear body in the first direction.
  • a table includes a horizontal support wall for supporting a workpiece, and extends into the working space.
  • the sawing portion of the saw blade intersects the horizontal support wall with an included angle facing towards the rear body, and at a centerline which is parallel to the axis.
  • the column is turnable about the centerline between a normal position, where the included angle is 90 degrees, and an inclined position, where the included angle is an obtuse or acute angle.
  • a frame post includes a bottom end to be positioned on a ground surface, and a major mounting wall which extends from the bottom end in an upright direction that is parallel to the longitudinal direction when the column is in the normal position, and which terminates at an upper end proximate to the horizontal support wall.
  • the major mounting wall has right and left lateral surfaces opposite to each other in the second direction.
  • the right lateral surface confronts the column, and has a key slot which extends towards the left lateral surface and which is configured to confine a guiding route that is arcuate about the centerline.
  • a key member has a proximate end which is secured to the column, and a distal end which extends from the proximate end in the second direction. As such, the distal end is retainingly guided to move along the guiding route and between first and second points which correspond to the normal and inclined positions.
  • FIG. 1 is a perspective view of a conventional vertical band saw machine
  • FIG. 2 is a schematic view of a table of the conventional vertical band saw machine in an inclined state
  • FIG. 3 is a perspective view of a preferred embodiment of a vertical saw machine according to this invention.
  • FIG. 4 is a side schematic view showing a blade mounting pulley assembly and a band saw blade mounted on a column of the preferred embodiment
  • FIG. 5 is a front schematic view of the preferred embodiment
  • FIG. 6 is a side view of the preferred embodiment when the column is in a normal position
  • FIG. 7 is a side view of the preferred embodiment when the column is in an inclined position
  • FIG. 8 is a side view of another preferred embodiment of the vertical saw machine according to this invention in a normal state
  • FIG. 9 is a partly sectional view of a rotary adjustment unit of the preferred embodiment of FIG. 8 ;
  • FIG. 10 is a side elevational view of the preferred embodiment of FIG. 8 in an inclined state.
  • the preferred embodiment of a vertical saw machine is a vertical band saw machine, and is shown to comprise a column 20 , a blade mounting pulley assembly 23 , and an endless band saw blade 22 .
  • the column 20 includes a rear body 21 which has upper and lower ends opposite to each other in a longitudinal direction, and upper and lower supports 211 , 212 which respectively extend from the upper and lower ends of the rear body 21 forwardly and in a first direction transverse to the longitudinal direction, and which are spaced apart from each other in the longitudinal direction to confine a working space 213 therebetween.
  • the blade mounting pulley assembly 23 includes a motor 234 which is received in a motor housing 233 and which has an output shaft 235 to deliver a drive force.
  • the motor housing 233 has a proximate end secured on the lower support 212 , and a distal end extending from the proximate end in a second direction that is transverse to both the longitudinal and first directions so as to serve as a key member.
  • the blade mounting pulley assembly 23 further includes upper and lower blade mounting pulleys 231 , 232 which are disposed respectively on and rotatable relative to the upper and lower supports 211 , 212 about first axes that are oriented in the second direction, and which are driven by the drive force of the output shaft 235 .
  • the endless band saw blade 22 is trained on the upper and lower blade mounting pulleys 231 , 232 so as to be driven by the drive force of the output shaft of the motor to run, in sequence, along the lower support 212 , the rear body 21 and the upper support 211 , and then along a front running route which interconnects the upper and lower supports 211 , 212 , thereby forming an endless route.
  • the saw blade 22 has a front sawing portion 221 which is running along the front running route.
  • a table 60 includes a horizontal support wall which is adapted to support a workpiece thereon, and which extends into the working space 213 .
  • the table 60 is mounted relative to the column 20 such that the front sawing portion 221 of the saw blade 22 intersects the horizontal support wall with an included angle facing towards the rear body 21 , and at a centerline (A) which is parallel to the first axis.
  • the column 20 is turnable about the centerline (A) between a normal position, as shown in FIG. 6 , where the included angle is 90 degrees, and an inclined position, as shown in FIG. 7 , where the included angle is an obtuse or acute angle.
  • a frame post 30 includes a bottom end 31 adapted to be positioned on a ground surface, and a major mounting wall 39 which extends from the bottom end 31 in an upright direction that is parallel to the longitudinal direction when the column 20 is in the normal position, and which terminates at an upper end 32 which is secured on the horizontal support wall of the table 60 .
  • the major mounting wall 39 has left and right lateral surfaces 391 , 392 opposite to each other in the second direction.
  • the left lateral surface 391 is disposed to confront the column 20 , and has four key slots 33 , 34 , 35 , 36 in form of arcuate grooves, each of which extends to communicate with the right lateral surface 392 and each of which is configured to confine a guiding route A 1 ,A 2 ,A 3 ,A 4 that is arcuate about the centerline (A).
  • the distal end of the motor housing 233 projects through the key slot 33 to retainingly move along the guiding route A 1 .
  • each of two key members 40 includes a sleeve 41 which is disposed in the respective key slot 34 , 36 , and a rod 42 with a threaded inner end 421 which passes through the sleeve 41 and which is inserted threadedly into the lower support 212 , and a threaded outer end portion 422 which engages threadedly a threaded nut 43 so as to retain the column 20 relative to the frame post 30 and to permit turning of the column 20 between the normal and inclined positions only.
  • a locking member 50 includes a threaded bolt 51 which has a proximate end with an externally threaded portion formed thereon to engage threadedly an internally threaded portion formed in the lower support 212 , and a distal end which projects through the key slot 35 , which has an enlarged portion formed thereon, and which has a washer 53 sleeved thereon to abut against the right lateral surface 392 so as to fasten the lower support 212 relative to the frame past 30 and thus to lock the column 20 in one of the normal and inclined positions.
  • a lever 52 is disposed on the enlarged portion of the threaded bolt 51 , and is operable to release the lower support 212 such that the column 20 is turnable to adjust the included angle by virtue of guidance of the motor housing 233 , the key members 40 and the locking member 50 which move along the guiding routes A 1 ,A 2 ,A 4 ,A 3 and between first and second points correspond to the normal and inclined positions.
  • an included angle of the front sawing portion 221 of the saw blade 22 relative to the table 60 can be adjusted as desired.
  • the workpiece can be supported steadily on the horizontal support wall of the table 60 .
  • FIGS. 8 to 10 another preferred embodiment of the vertical saw machine is shown to further comprise a rotary adjustment unit 70 which includes a tubular support mount 71 , a tubular body 72 and an adjustment rod 73 .
  • the support mount 71 is secured on and extends from the major mounting wall 39 of the frame post 30 adjacent to the upper end 32 and rearwardly of the centerline (A).
  • the support mount 71 has a surrounding wall 713 which surrounds a second axis that is parallel to the first axis.
  • the surrounding wall 713 has an inner surrounding surface which confines an axial hole 712 , and an outer surrounding surface which has two arcuate holes 711 , 715 that are formed therein, that extend through the inner surrounding surface, and that are arcuate about the second axis.
  • the arcuate holes 711 , 715 are diametrically opposite to each other in a third axis that is radial to the second axis.
  • the tubular body 72 is mounted in the axial hole 712 , and is rotatable relative to the support mount 71 about the second axis.
  • the tubular body 72 has an annular inner threaded wall 721 to confine a bore which extends diametrically and through the tubular body 72 and along the third axis.
  • the adjustment rod 73 extends along the third axis, and includes an upper segment 733 which is mounted at an anchoring point 2111 on the upper support 211 , which is rotatable relative to the upper support 211 about the third axis, and which is provided with a steering wheel 731 , and a lower threaded segment 732 which is opposite to the upper segment 733 along the third axis, which passes through the arcuate holes 711 , 715 , and which is in threaded engagement with the annular inner threaded wall 721 of the tubular body 72 .
  • an upper segment 733 which is mounted at an anchoring point 2111 on the upper support 211 , which is rotatable relative to the upper support 211 about the third axis, and which is provided with a steering wheel 731 , and a lower threaded segment 732 which is opposite to the upper segment 733 along the third axis, which passes through the arcuate holes 711 , 715 , and which is in threaded engagement with the annular inner
  • the upper segment 733 will rotate clockwise or counterclockwise to bring the upper segment 733 to move towards or away from the tubular body 72 so as to vary the length of the adjustment rod 70 between the anchoring point 2111 and the tubular body 72 , thereby turning the upper segment 733 about the second axis and thereby moving the upper support 211 between the normal and inclined positions.
  • the included angle of the front sawing portion 221 of the saw blade 22 relative to the table 60 can be adjusted accurately and conveniently.
  • the invention has been illustrated using a vertical band saw machine as an example, it is noted that the invention is not limited thereto and covers any powered sawing machine that has a saw blade capable of reciprocating motion in an upright direction, such as a scroll saw machine.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)
US10/194,020 2002-05-10 2002-07-11 Vertical saw machine Expired - Fee Related US6920816B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW91206677U TW563602U (en) 2002-05-10 2002-05-10 Orientation adjustment apparatus for band saw machine
TW91206677 2002-05-10

Publications (2)

Publication Number Publication Date
US20030209124A1 US20030209124A1 (en) 2003-11-13
US6920816B2 true US6920816B2 (en) 2005-07-26

Family

ID=29398872

Family Applications (1)

Application Number Title Priority Date Filing Date
US10/194,020 Expired - Fee Related US6920816B2 (en) 2002-05-10 2002-07-11 Vertical saw machine

Country Status (3)

Country Link
US (1) US6920816B2 (ja)
JP (1) JP2003326501A (ja)
TW (1) TW563602U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070137456A1 (en) * 2005-12-21 2007-06-21 Hui-Chuan Liao Vertical saw machine
US20090071311A1 (en) * 2006-03-24 2009-03-19 Jourdan James K Canted and vertical blade assembly

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060144207A1 (en) * 2005-01-04 2006-07-06 Bernhard Nortmann Table for band saw
US20100050846A1 (en) * 2008-09-03 2010-03-04 James Liu Band-sawing machine
DE102008060172B4 (de) 2008-11-28 2014-06-05 Gebrüder Linck Maschinenfabrik "Gatterlinck" GmbH & Co KG Verfahren zum seitlichen Absägen von Brettern von einem Baumstamm
ITMO20080334A1 (it) * 2008-12-30 2010-06-30 A C M S R L Segatrice a nastro, particolarmente per la segagione di pezzi speciali
CN103802171A (zh) * 2014-03-04 2014-05-21 成都浪度家私有限公司 木料钻孔机物料台
CN103802169A (zh) * 2014-03-04 2014-05-21 成都浪度家私有限公司 倾斜度便于调整的木料钻孔机物料台
CN105234486B (zh) * 2015-10-30 2017-05-31 安徽佳力奇航天碳纤维有限公司 一种用于切割碳纤维制品的带锯床
CN107442876B (zh) * 2017-07-13 2019-08-16 瑞安市嘉盛机械有限公司 切割机
TWI652128B (zh) * 2017-12-08 2019-03-01 高聖精密機電股份有限公司 無軸心式旋轉鋸弓座裝置及鋸切機構
CN111687948A (zh) * 2020-08-11 2020-09-22 江苏东巨机械科技有限公司 一种木工带锯机的工作台调整结构
CN113414258B (zh) * 2021-06-23 2024-01-12 常州众研科技发展有限公司 一种便于调节角度的数控折弯机
CN116000980B (zh) * 2023-01-03 2024-03-15 子长县楷模国际装饰有限公司 Eps装饰条开槽设备及方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US442420A (en) * 1890-12-09 Band-saw machine
US490212A (en) * 1893-01-17 Phillip o connor
US1296488A (en) * 1918-04-02 1919-03-04 James Allen Du Laney Band-saw.
US1302949A (en) * 1919-05-06 meyers
US2644491A (en) * 1951-02-10 1953-07-07 Hampden Brass And Aluminum Com Tiltable band saw machine
US3733952A (en) * 1971-02-12 1973-05-22 Amada Co Ltd Automatic contour machine
US4882962A (en) * 1988-08-19 1989-11-28 Emerson Electric Co. Angularly adjustable band saw
US4903561A (en) * 1987-09-16 1990-02-27 Luren S.A. Inclinable blade band saw
US4909108A (en) * 1987-05-29 1990-03-20 Asahi Glass Company Ltd. Mechanical hand for processing edges of a curved plate and an apparatus for processing the edges of the curved plate

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US442420A (en) * 1890-12-09 Band-saw machine
US490212A (en) * 1893-01-17 Phillip o connor
US1302949A (en) * 1919-05-06 meyers
US1296488A (en) * 1918-04-02 1919-03-04 James Allen Du Laney Band-saw.
US2644491A (en) * 1951-02-10 1953-07-07 Hampden Brass And Aluminum Com Tiltable band saw machine
US3733952A (en) * 1971-02-12 1973-05-22 Amada Co Ltd Automatic contour machine
US4909108A (en) * 1987-05-29 1990-03-20 Asahi Glass Company Ltd. Mechanical hand for processing edges of a curved plate and an apparatus for processing the edges of the curved plate
US4903561A (en) * 1987-09-16 1990-02-27 Luren S.A. Inclinable blade band saw
US4882962A (en) * 1988-08-19 1989-11-28 Emerson Electric Co. Angularly adjustable band saw

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070137456A1 (en) * 2005-12-21 2007-06-21 Hui-Chuan Liao Vertical saw machine
US20090071311A1 (en) * 2006-03-24 2009-03-19 Jourdan James K Canted and vertical blade assembly
US7836807B2 (en) * 2006-03-24 2010-11-23 Marvel Manufacturing Company, Inc. Canted and vertical blade assembly

Also Published As

Publication number Publication date
US20030209124A1 (en) 2003-11-13
TW563602U (en) 2003-11-21
JP2003326501A (ja) 2003-11-19

Similar Documents

Publication Publication Date Title
US6920816B2 (en) Vertical saw machine
CN100445005C (zh) 具有可上下枢轴移动且可左右倾斜的圆锯条部分的斜切锯
US6442848B1 (en) Coping saw
CN100368129C (zh) 具有保持器固定机构的斜切锯
US6546835B2 (en) Saw blade adjusting device for table saw
US4532844A (en) Device for supporting a circular saw of sawing machine
US8181559B1 (en) Rolling plate assembly attachment for portable power cutting tools including an improved structural design and manufactured out of improved materials, an improved wheel configuration, and an adjustable bevel gear and a cutting guide
US20070137456A1 (en) Vertical saw machine
JPH1071515A (ja) 穿孔装置
US6615701B2 (en) Bevel stop for cutting device
AU2001245813A1 (en) Coping saw
CN106424920A (zh) 便携式切割机
JP2003266221A (ja) 自己付着ドリル
JP2005520696A (ja) 穿孔用オービタル手工具装置
US6736037B2 (en) Coping saw
US6082235A (en) Device for the machining of tube ends
JP2006027577A (ja) 電動パワーステアリング装置
JP2003011009A (ja) アングルドリル
US20120017736A1 (en) Power cord routing system for miter saw with hinge linkage linear guide
US6694625B1 (en) Power tool
US20060144207A1 (en) Table for band saw
JP7103002B2 (ja) 切断機
US5402605A (en) Oscillating sander
US7210387B2 (en) Vertical band saw machine
CN110014190A (zh) 便携式切割机

Legal Events

Date Code Title Description
AS Assignment

Owner name: HUI CHUAN LIAO, TAIWAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:CHIANG, PEI LIEH;REEL/FRAME:016651/0135

Effective date: 20050426

FPAY Fee payment

Year of fee payment: 4

REMI Maintenance fee reminder mailed
LAPS Lapse for failure to pay maintenance fees
STCH Information on status: patent discontinuation

Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362

FP Lapsed due to failure to pay maintenance fee

Effective date: 20130726